1. All show sociopathic tendencies and usually narcissistic personalities - some are clearly overt psychopaths, IMO; 2. I think they are Human, but one wonders at times (I hate to blame unknown aliens or spiritual beings for traits that are all too Human amongst some of our number); 3. I do think that they are manipulated/entrained to follow a particular path dictated from way above their "pay grade"; 4. IMO, yes. Certainly there is Evil behind these people... All that being said, I suppose it is not completely just or fair to label them all as creatures of the night without face-to-face meeting them. I have met a few of these folks in my time and they all had "dead eyes" and creepy auras - and, I am not the most perceptive person on the planet.